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CVE-2026-19040— MissionSquad mcp-api dcrClients.ts server-side request forgery

Quick assessment

Affected
MissionSquad mcp-api
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Mission Squad MCP API是Mission Squad组织开源的一个提供模型上下文协议接口的服务。 Mission Squad MCP API 1.11.9及之前版本存在服务端请求伪造漏洞，该漏洞源于src/services/dcrClients.ts文件中的未知函数，可能导致服务器端请求伪造。

CVSS 6.3 · Medium EPSS 0.43% · P36

Possible ATT&CK Techniques 1 AI

T1105 · Ingress Tool Transfer

Affected Version Matrix 11

VendorProduct Version RangeStatus
MissionSquad mcp-api 1.11.0 affected
1.11.1 affected
1.11.2 affected
1.11.3 affected
1.11.4 affected
1.11.5 affected
1.11.6 affected
1.11.7 affected
… +3 more rows
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I. Basic Information for CVE-2026-19040

Vulnerability Information
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Vulnerability Title
MissionSquad mcp-api dcrClients.ts server-side request forgery
Source: CVE Program / CVE List V5
Vulnerability Description
A flaw has been found in MissionSquad mcp-api up to 1.11.9. The affected element is an unknown function of the file src/services/dcrClients.ts. Executing a manipulation can lead to server-side request forgery. The attack may be performed from remote. Upgrading to version 1.11.10 is sufficient to fix this issue. This patch is called f068ab4ad6f0907ac7001b995588c2673f11a755. You should upgrade the affected component.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
服务端请求伪造(SSRF)
Source: CVE Program / CVE List V5
Vulnerability Title
Mission Squad MCP API 服务端请求伪造漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Mission Squad MCP API是Mission Squad组织开源的一个提供模型上下文协议接口的服务。 Mission Squad MCP API 1.11.9及之前版本存在服务端请求伪造漏洞，该漏洞源于src/services/dcrClients.ts文件中的未知函数，可能导致服务器端请求伪造。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
MissionSquad mcp-api 1.11.0 cpe:2.3:a:missionsquad:mcp-api:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-19040

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III. Intelligence Information for CVE-2026-19040

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Patches & Fixes for CVE-2026-19040 (2)

Vendor Advisories for CVE-2026-19040 (2)

Vendor Pages for CVE-2026-19040 (1)

Other References for CVE-2026-19040 (2)

IV. Related Vulnerabilities

Same product: mcp-api
Same vendor: MissionSquad
Same weakness: CWE-918

V. Comments for CVE-2026-19040

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